Questions

Amartya Sen was awarded the Nobel Prize for his contribution to 

A cube is inscribed in a sphere. A right circular cylinder is within the cube touching all the vertical faces. A right circular once is inside the cylinder. Their heights are same and the diameter of the cone is equal to that of the cylinder.

Consider the following statements:

1) The surface area of the sphere is √5 Times the curved surface area of the cone.

2) The surface area of the cube is equal to the curved surface area of the cylinder. Which of the above statements is/are correct?

In the following question, out of the given four alternatives, select the one which best expresses the meaning of the given word.

Imitate

In the following question, out of the four alternatives, choose the alternative which best expresses the meaning of the idiom/Phrase.

With might and main

In the following question, a sentence has been given in Active/Passive Voice. Out of the four alternatives suggested, select the one which best expresses the same sentence in Passive/Active Voice.

The room was cleaned.

In the following questions, one part of the sentence may have an error. Find out which part of the sentence has an error and click the button corresponding to it. If the sentence is free from error, click the "No error" option.

I don't have (A) / any money to (B) / spend for luxuries. (C) / No Error (D)

A sentence/a part of the sentence is underlined. Four alternatives are given to the underlined part which will improve the sentence. Choose the correct alternative and click the button corresponding to it. In case no improvement is needed, click the button corresponding to "No improvement".

Each self is unique, and therefore cannot be compared.

If X+Y=3,XY=2, find the value of X3-Y3